Finding the Fourth Proportional to 2,426.23, 3,347.32 and 1,587.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,426.23 : 3,347.32 = 1,587.42 : x
2. Step 2: Convert to fraction form
   2,426.23/3,347.32 = 1,587.42/x
3. Step 3: Cross multiply
   2,426.23x = 3,347.32 × 1,587.42
4. Step 4: Simplify right side
   2,426.23x = 5,313,602.71
5. Step 5: Solve for x
   x = 5,313,602.71/2,426.23
6. Step 6: Final answer
   x = 2,190.07